#VU67507 NULL pointer dereference in Ghostscript


Published: 2022-09-20

Vulnerability identifier: #VU67507

Vulnerability risk: Medium

CVSSv3.1:

CVE-ID: CVE-2022-2085

CWE-ID: CWE-476

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Ghostscript
Universal components / Libraries / Libraries used by multiple products

Vendor: Artifex Software, Inc.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file and perform a denial of service (DoS) attack.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Ghostscript: 9.00 - 9.55.0


CPE

External links
http://bugs.ghostscript.com/show_bug.cgi?id=704945
http://git.ghostscript.com/?p=ghostpdl.git;h=ae1061d948d88667bdf51d47d918c4684d0f67df
http://bugzilla.redhat.com/show_bug.cgi?id=2095261
http://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ERSZX5LKDWAHZWJYBMP2E2UHOPUCDEGV/


Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?


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